CN222470317U - A bending device - Google Patents

Abstract

The utility model relates to the field of metal plate processing, in particular to a bending device which comprises a movable template, a fixed template, a bending forming part and a driving component, wherein the lower end face of the movable template is provided with a sliding groove, the upper end of the fixed template extends out of a sliding block into the sliding groove, the sliding block is clamped in the sliding groove and is in sliding connection with the sliding groove, the movable template is provided with a connecting part for installing a workpiece, the bending forming part is arranged on one side, close to the connecting part, of the movable template, and the driving component is used for driving the movable template to move along the fixed template to the bending forming part. Compared with the prior art, the bending device cancels the use of the bending punch to press the upper end of the workpiece, so that uneven stress on the workpiece can be avoided, the connecting part can be used for installing different workpieces, and when the bending device is used, the driving assembly drives the movable template to move along the upper end face of the fixed template towards the bending forming part, the workpiece of the bending forming part is bent, and meanwhile, the sliding block and the sliding chute are mutually matched to enable the movable template to be difficult to separate from the fixed template in the moving process and the bending process of the workpiece.

Description

Bending device

Technical Field

The utility model relates to the field of metal plate processing, in particular to a bending device.

Background

At present, most four sides of a modern popular liquid crystal television backboard are F-shaped folded edges, the prior art discloses a thick plate bending forming die with the application number 202021344483.4, the thick plate bending forming die comprises an upper die and a lower die, the upper die comprises an upper die base, an upper base plate and an upper die plate which are sequentially arranged from top to bottom, a bending punch and an inserting block are arranged at the bottom of the upper die plate, the lower die comprises a lower die base, a lower die plate, a lower base plate and a stripper plate which are sequentially arranged from bottom to top, a first reset spring is connected between the stripper plate and the lower base plate, one side of the lower base plate is provided with a bending forming block, the bending forming block is slidably arranged at the top of the lower die plate, the bending punch comprises a first bending plane, the bending forming block comprises a second bending plane, a driving inclined plane is arranged on the side of the inserting block facing the bending punch, a driven inclined plane is arranged on the side of the bending forming block back to the lower base plate, and a fixed block is arranged at the top of the lower die plate, and a second reset spring is connected between the bending forming block and the fixed block. When the bending die is used, a product is placed on the stripper plate and the bending forming block, then the upper die is started to move downwards, the product is pressed by the bending punch and the stripper plate, then the upper die continues to move downwards, the stripper plate is driven to move downwards together and bend the product, the first reset spring is compressed, meanwhile, the inserting block pushes the bending forming block to slide towards the lower base plate through the matching of the driving inclined plane and the driven inclined plane, so that a second bending plane on the bending forming block is matched with the first bending plane on the bending punch, the product is bent to 89 degrees, the second reset spring is stretched, and when the upper die and the lower die are opened, the formed workpiece rebounds from 89 degrees to 90 degrees, so that the processing requirement is met.

However, the thick plate bending forming die has the problems that the upper end of a product is tightly pressed by the bending punch, the lower end of the product is tightly pressed by the stripper plate, and the bending punch cannot completely cover the upper end face of the product because the length and the width of the product are large and are not unique, so that the product is extremely easy to crack due to uneven stress in the bending process of the product, the product is scrapped, if the upper end of the product is not tightly pressed by the bending punch, the product is easy to separate from the stripper plate in the bending process, and the production efficiency is greatly reduced.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide the bending device which is convenient to use, compared with the prior art, the bending device eliminates the use of a bending punch to press the upper end of a workpiece, so that uneven stress of the workpiece can be avoided, and meanwhile, the sliding block and the sliding chute are mutually matched to enable the movable template to be difficult to separate from the fixed template in the moving process and the workpiece bending process.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The utility model provides a bending device, includes movable mould board, fixed mould board, the shaping portion of bending and drive assembly, the spout has been seted up to the lower terminal surface of movable mould board, the upper end of fixed mould board is to extending out the slider in the spout, slider joint in the spout and with spout sliding connection, the movable mould board is equipped with the connecting portion that is used for installing the work piece, the shaping portion of bending is located the movable mould board and is close to one side of connecting portion, drive assembly is used for driving the movable mould board and removes to the shaping portion of bending along the fixed mould board.

Further, the sliding groove penetrates through the lower end face of the movable template.

Further, the sliding groove comprises a first groove and a second groove communicated with the first groove, the second groove and the first groove are respectively and sequentially formed in the lower end face of the movable template from bottom to top, the sliding block comprises a first clamping portion and a second clamping portion, the first clamping portion is clamped in the first groove and is in sliding connection with the first groove, the lower end of the second clamping portion is fixedly connected with the fixed template, the upper end of the second clamping portion penetrates through the second groove and is fixedly connected with the first clamping portion, and the connecting portion is in sliding connection with the second groove.

Further, the longitudinal section of the sliding block is of a T shape, and the longitudinal section of the sliding groove is of a T shape.

Further, the drive assembly includes drive piece and inserted block, the lower extreme and the fixed bolster sliding connection of inserted block, the one end that the movable bolster kept away from the shaping portion of bending is located to the inserted block, the drive piece is used for driving the inserted block and promotes the movable bolster and remove to the shaping portion of bending along the fixed bolster.

Further, the lower extreme of inserted block wears to locate in the fixed bolster and with fixed bolster sliding connection, the side that the inserted block faced the movable bolster is equipped with the drive inclined plane, the movable bolster is equipped with the driven inclined plane that corresponds with the drive inclined plane towards the side of inserted block, the driver is used for driving the inserted block and slides in order to drive the driven inclined plane of inserted block along the driven inclined plane of movable bolster about the fixed bolster.

Further, the upper end of the fixed template is provided with a limiting block, and the limiting block is abutted to one end of the insertion block, which is far away from the movable template.

Further, the bending forming part comprises a guide part and a bending part, one end of the guide part is connected with the bending part, the other end of the guide part extends to the connecting part, the upper end face of the guide part is used for placing a part protruding from the connecting part to the bending part, and the bending part is used for bending the part protruding from the connecting part to the bending part.

Compared with the prior art, the bending device has the advantages that the bending device is simple in structure and convenient to use, the bending device is used for eliminating the use of the bending punch to press the upper end of the workpiece, uneven stress on the workpiece can be avoided, the connecting part can be used for installing different workpieces, when the bending device is used, the driving assembly drives the movable template to move along the upper end face of the fixed template towards the bending forming part, the bending forming part bends the workpiece installed on the connecting part, the operation is simple, meanwhile, the sliding block is clamped in the sliding groove and is in sliding connection with the sliding groove, the movable template is not easy to separate from the fixed template in the moving process and the workpiece bending process, the production efficiency is improved, and the stability is high.

Drawings

FIG. 1 is a schematic perspective view of a bending apparatus;

FIG. 2 is a top view of the bending device;

FIG. 3 is a partial cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a partial cross-sectional view taken along line B-B of FIG. 2;

fig. 5 is a schematic perspective view of a movable mold plate.

The reference numerals include:

1. The movable template comprises a movable template body, a sliding groove, a first groove, a second groove, a connecting part, a driven inclined surface, a fixed template body, a sliding block, a first clamping part, a second clamping part, a first inserting block, a second inserting block, a driving inclined surface, a limiting block, a bending forming part, a guide part, a bending part, a workpiece and a component.

Detailed Description

The present utility model will be further described with reference to examples and drawings, which are not intended to be limiting, for the understanding of those skilled in the art.

As shown in fig. 1-5, a bending device comprises a movable die plate 1, a fixed die plate 2, a bending forming part 5 and a driving component, wherein a chute 11 is formed in the lower end face of the movable die plate 1, a sliding block 21 extends into the chute 11 from the upper end of the fixed die plate 2, the sliding block 21 is clamped in the chute 11 and is in sliding connection with the chute 11, the movable die plate 1 is provided with a connecting part 12 for installing a workpiece 6, the bending forming part 5 is arranged on one side, close to the connecting part 12, of the movable die plate 1, and the driving component is used for driving the movable die plate 1 to move towards the bending forming part 5 along the fixed die plate 2.

Compared with the prior art, the bending device provided by the utility model has the advantages that the structure is simple, the use is convenient, the bending device is used for eliminating the use of a bending punch to press the upper end of the workpiece 6, the uneven stress of the workpiece 6 can be avoided, the connecting part 12 can be used for installing different workpieces 6, when the bending device is used, the driving assembly drives the movable template 1 to move along the upper end surface of the fixed template 2 towards the bending forming part 5, the bending forming part 5 bends the workpiece 6 installed on the connecting part 12, the operation is simple, meanwhile, the sliding block 21 is clamped in the sliding groove 11 and is in sliding connection with the sliding groove 11, the movable template 1 is not easy to separate from the fixed template 2 in the moving process and the bending process of the workpiece 6, the production efficiency is improved, and the stability is strong.

In this embodiment, the bending forming portion 5 is connected with an external device, so that the type of bending forming portion 5 of a corresponding type can be selected according to the type of bending the workpiece 6 as required, and the application range is wide. One end of the workpiece 6 is detachably connected with the connecting part 12, a part 61 needing to be bent by the bending forming part 5 extends from the other end of the workpiece 6 to the bending forming part 5, and the bending forming part 5 bends the part 61, so that the operation is simple. Specifically, the workpiece 6 is in threaded connection with the connecting portion 12, and the connection is stable.

Further, the sliding groove 11 penetrates through the lower end face of the movable die plate 1, that is, two ends of the sliding groove 11 penetrate through two side faces of the movable die plate 1, so that different movable die plates 1 can be replaced conveniently according to requirements. Specifically, the sliding block 21 can enter the sliding groove 11 through the notch of the sliding groove 11 positioned on one side surface of the movable template 1, so that the assembly is convenient. In this embodiment, the distance between the outer wall of the sliding block 21 and the wall of the chute 11 is 0.05-1mm, so that the sliding block 21 is conveniently inserted into the chute 11. In this embodiment, the chute 11 sequentially penetrates the movable mold plate 1 and the lower end surface of the connecting portion 12.

Further, the sliding chute 11 includes a first groove 111 and a second groove 112 communicated with the first groove 111, the second groove 112 and the first groove 111 are respectively and sequentially opened on the lower end surface of the movable mold plate 1 from bottom to top, the sliding block 21 includes a first clamping portion 211 and a second clamping portion 212, the first clamping portion 211 is clamped in the first groove 111 and is slidably connected with the first groove 111, the lower end of the second clamping portion 212 is fixedly connected with the fixed mold plate 2, the upper end of the second clamping portion 212 passes through the second groove 112 and is fixedly connected with the first clamping portion 211, and the second clamping portion 212 is slidably connected with the second groove 112. The first clamping portion 211 and the first groove 111 are matched with each other, so that the movable die plate 1 is not easy to separate from the fixed die plate 2 when the movable die plate slides along the upper end surface of the fixed die plate 2 and the bending forming portion 5 bends the workpiece 6.

In this embodiment, the longitudinal section of the sliding block 21 is in a T shape, and the longitudinal section of the sliding groove 11 is in a T shape, which has a simple structure and facilitates rapid assembly of the sliding block 21 and the sliding groove 11. Namely, the longitudinal section of the first engaging portion 211 is "-" and the longitudinal section of the first groove 111 is "-" correspondingly, the longitudinal section of the second engaging portion 212 is "|" and the longitudinal section of the second groove 112 is "|" correspondingly. The distance between the outer wall of the second clamping portion 212 and the groove wall of the second groove 112 is 1mm, and the distance between the outer wall of the first clamping portion 211 and the groove wall of the first groove 111 is 0.05mm.

Further, the driving assembly comprises a driving piece and an inserting block 3, the lower end of the inserting block 3 is in sliding connection with the fixed template 2, the inserting block 3 is arranged at one end, far away from the bending forming part 5, of the movable template 1, the driving piece is used for driving the inserting block 3 to push the movable template 1 to move towards the bending forming part 5 along the fixed template 2, and the operation is stable.

Further, the lower extreme of inserted block 3 wears to locate in the fixed bolster 2 and with the inner wall sliding connection of fixed bolster 2, the side that inserted block 3 faced movable bolster 1 is equipped with drive inclined plane 31, the side that movable bolster 1 faced inserted block 3 is equipped with the driven inclined plane 13 that corresponds with drive inclined plane 31, the driver is used for driving inserted block 3 and slides in order to drive the driven inclined plane 13 of inserted block 3 along movable bolster 1 for fixed bolster 2 from top to bottom, and the movable bolster 1 is slided along the upper end face of fixed bolster 2 to the shaping portion 5 of bending to the cooperation of driven inclined plane 31 and driven inclined plane 13 is promoted to the inserted block 3 promptly for work piece 6 of installing on connecting portion 12 is bent through shaping portion 5 of bending. So set up, reducible inserted block 3's area occupied, the angle between the axis of accessible change drive inclined plane 31 and inserted block 3 simultaneously to and the angle between driven inclined plane 13 and the movable mould board 1, and then adjust movable mould board 1 along the gliding distance of fixed mould board 2, change the angle of bending and the length of work piece 6, application range is wide.

In this embodiment, the insert 3 is equipped with the drive inclined plane 31 towards the side bottom of movable mould board 1, movable mould board 1 is equipped with the driven inclined plane 13 that corresponds with drive inclined plane 31 towards the side top of insert 3, the drive piece drive insert 3 upwards slides for fixed mould board 2, drives the drive inclined plane 31 of insert 3 and upwards slides along the driven inclined plane 13 of movable mould board 1, promotes movable mould board 1 and wants the shaping portion 5 of bending along the up end of fixed mould board 2 to remove, under the effect of slider 21 and spout 11, movable mould board 1 is difficult for breaking away from fixed mould board 2 in the sliding process, and shaping portion 5 bends to the work piece 6 of installing on connecting portion 12, easy operation, safety and stability.

Further, a limiting block 4 is arranged at the upper end of the fixed template 2, and the limiting block 4 is abutted to one end, far away from the movable template 1, of the insertion block 3. The limiting block 4 is used for limiting the position of the insert block 3, so that the insert block 3 is not easy to shift in the moving process along the inner wall of the fixed template 2, and the operation is stable.

Further, the bending portion 5 includes a guide portion 51 and a bending portion 52, one end of the guide portion 51 is connected to the bending portion 52, the other end of the guide portion 51 extends toward the connecting portion 12, an upper end surface of the guide portion 51 is used for placing a member 61 for projecting the workpiece 6 from the connecting portion 12 toward the bending portion 52, and the bending portion 52 is used for bending the member 61 for projecting the workpiece 6 from the connecting portion 12 toward the bending portion 52. In this embodiment, one end of the workpiece 6 is detachably connected to the connecting portion 12, the other end of the workpiece 6 extends along the upper end surface of the guiding portion 51 to form a member 61 that needs to be bent by the bending portion 52, and the bending portion 52 bends the member 61, so that the operation is simple. Specifically, the movable die plate 1 moves along the upper end surface of the fixed die plate 2 toward the bending forming portion 5, and drives the workpiece 6 mounted on the connecting portion 12 to also move toward the bending forming portion 5, when the workpiece 6 slides along the upper end surface of the guiding portion 51 from the connecting portion 12 to the protruding portion, until the bending portion 52 is stamped, the workpiece 61 is pressed and deformed along the shape of the bending portion 52, so as to achieve the bending effect.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims (8)

1. The bending device is characterized by comprising a movable die plate (1), a fixed die plate (2), a bending forming part (5) and a driving assembly, wherein a sliding groove (11) is formed in the lower end face of the movable die plate (1), a sliding block (21) extends out of the upper end of the fixed die plate (2) into the sliding groove (11), the sliding block (21) is clamped in the sliding groove (11) and is in sliding connection with the sliding groove (11), the movable die plate (1) is provided with a connecting part (12) for installing a workpiece (6), the bending forming part (5) is arranged on one side, close to the connecting part (12), of the movable die plate (1), and the driving assembly is used for driving the movable die plate (1) to move towards the bending forming part (5) along the fixed die plate (2).

2. The bending device according to claim 1, wherein the chute (11) penetrates through the lower end face of the movable die plate (1).

3. The bending device of claim 1, wherein the sliding groove (11) comprises a first groove (111) and a second groove (112) communicated with the first groove (111), the second groove (112) and the first groove (111) are respectively and sequentially arranged on the lower end face of the movable die plate (1) from bottom to top, the sliding block (21) comprises a first clamping part (211) and a second clamping part (212), the first clamping part (211) is clamped in the first groove (111) and is in sliding connection with the first groove (111), the lower end of the second clamping part (212) is fixedly connected with the fixed die plate (2), the upper end of the second clamping part (212) penetrates through the second groove (112) and is fixedly connected with the first clamping part (211), and the connecting part (12) is in sliding connection with the second groove (112).

4. The bending device according to claim 1, wherein the longitudinal section of the slider (21) is T-shaped and the longitudinal section of the chute (11) is T-shaped.

5. The bending device of claim 1, wherein the driving assembly comprises a driving piece and an inserting block (3), the lower end of the inserting block (3) is in sliding connection with the fixed die plate (2), the inserting block (3) is arranged at one end, far away from the bending forming part (5), of the movable die plate (1), and the driving piece is used for driving the inserting block (3) to push the movable die plate (1) to move towards the bending forming part (5) along the fixed die plate (2).

6. The bending device of claim 5, wherein the lower end of the insert block (3) is arranged in the fixed die plate (2) in a penetrating manner and is in sliding connection with the fixed die plate (2), a driving inclined surface (31) is arranged on the side surface of the insert block (3) facing the movable die plate (1), a driven inclined surface (13) corresponding to the driving inclined surface (31) is arranged on the side surface of the movable die plate (1) facing the insert block (3), and the driving piece is used for driving the insert block (3) to slide up and down relative to the fixed die plate (2) so as to drive the driving inclined surface (31) of the insert block (3) to slide along the driven inclined surface (13) of the movable die plate (1).

7. The bending device of claim 5, wherein a limiting block (4) is arranged at the upper end of the fixed die plate (2), and the limiting block (4) is abutted to one end, far away from the movable die plate (1), of the inserting block (3).

8. The bending device according to claim 1, wherein the bending forming part (5) comprises a guide part (51) and a bending part (52), one end of the guide part (51) is connected with the bending part (52), the other end of the guide part (51) extends towards the connecting part (12), the upper end face of the guide part (51) is used for placing a part (61) of the workpiece (6) protruding from the connecting part (12) towards the bending part (52), and the bending part (52) is used for bending the part (61) of the workpiece (6) protruding from the connecting part (12) towards the bending part (52).